132 lines
3.2 KiB
C
132 lines
3.2 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | www.openfoam.com
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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Copyright (C) 2018-2019 OpenCFD Ltd.
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Description
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\*---------------------------------------------------------------------------*/
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#include <iostream>
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#include "PtrMap.H"
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using namespace Foam;
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template<class T>
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void printTable(const PtrMap<T>& table)
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{
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Info<< table.size() << nl << "(" << nl;
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forAllConstIters(table, iter)
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{
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const T* ptr = iter.val();
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Info<< iter.key() << " = ";
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if (ptr)
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{
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Info<< *ptr << " (" << name(ptr) << ")";
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}
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else
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{
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Info<< "nullptr";
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}
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Info<< nl;
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}
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Info<< ")" << endl;
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// Values only, with for-range
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Info<< "values (";
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for (auto val : table)
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{
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Info<< ' ';
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if (val)
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{
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Info<< *val;
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}
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else
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{
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Info<< "nullptr";
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}
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}
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Info<< " )" << nl;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// Main program:
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int main()
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{
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PtrMap<double> myTable;
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myTable.set(1, new double(42.1));
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myTable.set(2, nullptr);
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myTable.set(3, new double(3.14159));
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myTable.set(4, new double(2.718282));
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myTable.set(4, new double(1.414214));
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// Info<< myTable << endl;
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printTable(myTable);
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PtrMap<double> copy(myTable);
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// Info<< copy << endl;
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printTable(copy);
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Info<< copy << endl;
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Info<<"\nerase some existing and non-existing entries" << nl;
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auto iter = myTable.find(3);
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myTable.erase(iter);
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iter = myTable.find(1000); // unknown key
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myTable.erase(iter);
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myTable.erase(1);
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iter = myTable.find(100000); // unknown key
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printTable(myTable);
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PtrMap<double> moved(std::move(copy));
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Info<< nl << "test movable" << nl;
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Info<<"input:" << nl;
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printTable(copy);
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Info<<"output:" << nl;
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printTable(moved);
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PtrMap<double> other;
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Info<<"move assign" << nl;
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other = std::move(moved);
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printTable(other);
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Info<<"old" << nl;
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printTable(moved);
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return 0;
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}
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// ************************************************************************* //
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